Rapid7 Vulnerability & Exploit Database

Debian: CVE-2019-18976: asterisk -- security update

Back to Search

Debian: CVE-2019-18976: asterisk -- security update

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
11/22/2019
Created
04/05/2022
Added
04/04/2022
Modified
04/04/2022

Description

An issue was discovered in res_pjsip_t38.c in Sangoma Asterisk through 13.x and Certified Asterisk through 13.21-x. If it receives a re-invite initiating T.38 faxing and has a port of 0 and no c line in the SDP, a NULL pointer dereference and crash will occur. This is different from CVE-2019-18940.

Solution(s)

  • debian-upgrade-asterisk

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;